ASTM A234 WPB Carbon Steel Fittings Buttwelded BW B16.9
Tee is used to change the direction of fluid, and can be used in water pipeline, oil pipeline and various liquid chemical material transportation pipeline. It is mainly used in the fields of medicine, water conservation (water irrigation, water supply and drainage), energy (petroleum, natural gas, nuclear industry), construction and other engineering fields.
ASTM A 234 WPB Carbon Steel Butt Weld Tee is an American Standard pipe fittings material for carbon steel elbows, tees, reducers, caps, bends, etc. The chemical composition of A234WPB is C≤0.03 Mn=0.29~1.06P≤0.05S≤0.058Si≥0.10Cr≤0.40Mo≤0.15Ni≤0.40Cu≤0.40V≤0.08.
Chemical Requirements OF ASTM A234 WPB
| Element | Content, % |
| ASTM A234 WPB |
| Carbon [C] | ≤0.30 |
| Manganese [Mn] | 0.29-1.06 |
| Phosphorus [P] | ≤0.050 |
| Sulfur [S] | ≤0.058 |
| Silicon [Si] | ≥0.10 |
| Chromium [Cr] | ≤0.40 |
| Molybdenum [Mo] | ≤0.15 |
| Nickel [Ni] | ≤0.40 |
| Copper [Cu] | ≤0.40 |
| Vanadium [V] | ≤0.08 |
Mechanical Properties of ASTM A234 WPB
|
ASTM A234 Grades | Tensile Strength, min. | Yield Strength, min. | Elongation %, min |
| ksi | ksi | MPa | Longitudinal | Transverse |
| WPB | 60 | 35 | 240 | 22 | 14 |
Chemical Composition
| Grade and Marking Symbol | Composition, % |
| C | Mn | P | S | Si | Cr | Mo |
| WPB | 0.30 max | 0.29-1.06 | 0.050 | 0.058 | 0.10 min | 0.40 max | 0.15 max |
| WPC | 0.35 max | 0.29-1.06 | 0.050 | 0.058 | 0.10 min | 0.40 max | 0.15 max |
| WP1 | 0.28 max | 0.30-0.90 | 0.045 | 0.045 | 0.10-0.50 | … | 0.44-0.65 |
| WP12 CL1, WP12 CL2 | 0.05-0.20 | 0.30-0.80 | 0.045 | 0.045 | 0.60 max | 0.80-1.25 | 0.44-0.65 |
| WP11 CL1, | 0.05-0.15 | 0.30-0.60 | 0.030 | 0.030 | 0.50-1.00 | 1.00-1.50 | 0.44-0.65 |
| WP11 CL2, WP11 CL3 | 0.05-0.20 | 0.30-0.80 | 0.040 | 0.040 | 0.50-1.00 | 1.00-1.50 | 0.44-0.65 |
| WP22 CL1, WP22 CL3 | 0.05-0.15 | 0.30-0.60 | 0.040 | 0.040 | 0.50 max | 1.90-2.60 | 0.87-1.13 |
| WP5 CL1, WP5 CL3 | 0.15 max | 0.30-0.60 | 0.040 | 0.030 | 0.50 max | 4.0-6.0 | 0.44-0.65 |
| WP9 CL1, WP9 CL3 | 0.15 max | 0.30-0.60 | 0.030 | 0.030 | 1.00 max | 8.0-10.0 | 0.90-1.10 |
| WPR | 0.20 max | 0.40-1.06 | 0.045 | 0.050 | … | … | … |
| WP91 | 0.08-0.12 | 0.30-0.60 | 0.020 | 0.010 | 0.20-0.50 | 8.0-9.5 | 0.85-1.05 |
| WP911 | 0.09-0.13 | 0.30-0.60 | 0.020 | 0.010 | 0.10-0.50 | 8.5-9.5 | 0.90-1.10 |
Tensile Requirements
| Grade and Marking Symbol | WPB | WPC, WP11 CL1, WP12 CL2 | WP1 | WP11 CL1, WP22 CL1, WP5 CL1, WP9 CL1 | WPR | WP11 CL3, WP22 CL3, WP2 CL3, WP9 CL3 | WP91 | WP911 | WP12 CL1 |
| Tensile strength, range Ksi [MPa] | 60-95 [415-655] | 70-95 [485-655] | 55-80 [380-550] | 60-85 [415-585] | 63-88 [435-605] | 75-100 [520-690] | 85-110 [585-760] | 90-120 [620-840] | 60-85 [415-585] |
| Yield strength, min, Ksi [MPa] (0.2% offset or 0.5% extension- under-load) | 35 [240] | 40 [275] | 30 [205] | 30 [205] | 46 [315] | 45 [310] | 60 [415] | 64 [440] | 32 [220]
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ASTM A234 WPB Carbon Steel Fittings Buttwelded BW B16.9 Images
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